Define Spare Parts Meaning

Spare Parts
spare parts is an insult used to call someone bottom of the barrel

you're made of spare parts aren't ya bud?
By Catina
Spare Parts
Used as an insult. If you say someone is ‘spare parts’ then you’re calling them useless, or they’re so poor at what they are doing that they might as well be doing nothing.

In a co-op video game, if there’s someone in your party that ends up doing jack shit for the team, then you’d say they are “spare parts.”

Player 1: Dude, player 3 got no absolutely no kills the entire round.
Player 2: I know, right? He just sat on his ass the whole game!
Player 1: Yup—he’s spare parts.
By Estell
Spare Parts
When a guy looks skinny and weak but can kick some serious ass when needed.

Damn, that fool Danny looks fuckin small, but i saw him go off on Cordell the other day and man, that dude has got some spare parts.
By Kittie
SPARE PART
part stored to be available in the event of a breakdown.

the car's spare part shall be need when it is not functional
By Pet